Home / 33,284.72-45,931.38-18,178.04

Finding the Fourth Proportional to 33,284.72, 45,931.38 and 18,178.04

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Solution

The fourth proportional to 33,284.72, 45,931.38 and 18,178.04 is: 25,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,284.72 : 45,931.38 = 18,178.04 : x
  2. Step 2: Convert to fraction form
    33,284.72/45,931.38 = 18,178.04/x
  3. Step 3: Cross multiply
    33,284.72x = 45,931.38 × 18,178.04
  4. Step 4: Simplify right side
    33,284.72x = 834,942,462.90
  5. Step 5: Solve for x
    x = 834,942,462.90/33,284.72
  6. Step 6: Final answer
    x = 25,084.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.